In the Reactions Involved in the Photodecomposition of Ozone (Shown

question 124

Multiple Choice

In the reactions involved in the photodecomposition of ozone (shown below) ,what does M symbolize?
1.O₂ (g) + hν → O (g) + O (g)
2.O (g) + O₂ (g) + M (g) → O₃ (g) + M^* (g)
3.O₃ (g) + hν → O₂ (g) + O (g)
4.O (g) + O (g) + M (g) → O₂ (g) + M^* (g)

• A)mesosphere
• B)metal
• C)molybdenum
• D)methane
• E)molecule

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